Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	20.45	20.52	20.37	20.50	41,275	+0.02(+0.11%)
Apr 29, 2013	20.42	20.57	20.42	20.48	1,135,975	+0.10(+0.49%)
Apr 26, 2013	20.48	20.49	20.32	20.38	33,248	-0.11(-0.56%)
Apr 25, 2013	20.45	20.59	20.45	20.49	27,453	+0.09(+0.45%)
Apr 24, 2013	20.17	20.40	20.17	20.40	112,832	+0.22(+1.10%)
Apr 23, 2013	20.00	20.18	19.98	20.18	27,094	+0.28(+1.38%)
Apr 22, 2013	19.97	19.97	19.74	19.91	95,041	-0.03(-0.15%)
Apr 19, 2013	19.81	19.94	19.74	19.94	27,662	+0.27(+1.38%)
Apr 18, 2013	19.83	19.83	19.58	19.66	52,875	-0.13(-0.67%)
Apr 17, 2013	19.94	19.97	19.67	19.80	121,409	-0.24(-1.18%)
Apr 16, 2013	20.10	20.10	19.89	20.04	80,174	+0.05(+0.27%)
Apr 15, 2013	20.49	20.50	19.98	19.98	166,950	-0.54(-2.61%)
Apr 12, 2013	20.60	20.63	20.45	20.52	15,316	-0.25(-1.22%)
Apr 11, 2013	20.80	20.84	20.66	20.77	38,430	-0.01(-0.04%)
Apr 10, 2013	20.53	20.79	20.53	20.78	25,850	+0.28(+1.34%)
Apr 09, 2013	20.43	20.59	20.38	20.50	36,843	+0.11(+0.53%)
Apr 08, 2013	20.23	20.40	20.09	20.40	21,154	+0.19(+0.95%)
Apr 05, 2013	19.94	20.21	19.94	20.20	231,509	-0.08(-0.42%)
Apr 04, 2013	20.20	20.32	20.18	20.29	20,403	+0.07(+0.34%)
Apr 03, 2013	20.49	20.53	20.10	20.22	26,477	-0.27(-1.31%)
Apr 02, 2013	20.63	20.63	20.45	20.49	73,599	-0.07(-0.36%)
Apr 01, 2013	20.74	20.76	20.50	20.56	102,518	-0.21(-1.01%)
Mar 28, 2013	20.70	20.77	20.66	20.77	26,414	+0.04(+0.18%)
Mar 27, 2013	20.71	20.74	20.56	20.73	28,478	-0.01(-0.04%)
Mar 26, 2013	20.71	20.76	20.66	20.74	73,206	+0.11(+0.56%)
Mar 25, 2013	20.77	20.77	20.55	20.63	58,664	+0.02(+0.10%)
Mar 22, 2013	20.61	20.65	20.57	20.60	24,040	+0.00(+0.00%)
Mar 21, 2013	20.71	20.73	20.57	20.60	89,416	-0.17(-0.81%)
Mar 20, 2013	20.74	20.82	20.74	20.77	34,539	+0.09(+0.44%)
Mar 19, 2013	20.75	20.75	20.56	20.68	565,619	+0.01(+0.04%)
Mar 18, 2013	20.75	20.76	20.61	20.67	146,928	-0.15(-0.73%)
Mar 15, 2013	20.80	20.84	20.71	20.82	30,096	+0.03(+0.15%)
Mar 14, 2013	20.79	20.80	20.70	20.79	47,837	+0.08(+0.41%)
Mar 13, 2013	20.62	20.73	20.58	20.71	47,129	+0.08(+0.41%)
Mar 12, 2013	20.72	20.73	20.58	20.63	98,597	-0.09(-0.44%)
Mar 11, 2013	20.70	20.75	20.60	20.72	130,688	+0.12(+0.59%)
Mar 08, 2013	20.68	20.73	20.49	20.60	131,502	+0.09(+0.45%)
Mar 07, 2013	20.37	20.51	20.32	20.50	122,908	+0.25(+1.24%)
Mar 06, 2013	20.28	20.29	20.17	20.25	40,340	+0.06(+0.31%)
Mar 05, 2013	20.34	20.44	20.16	20.19	36,399	-0.05(-0.26%)
Mar 04, 2013	20.13	20.24	20.01	20.24	85,539	+0.21(+1.03%)
Mar 01, 2013	19.93	20.09	19.78	20.04	33,273	+0.07(+0.34%)
Feb 28, 2013	19.93	20.11	19.91	19.97	56,448	+0.01(+0.04%)
Feb 27, 2013	19.71	19.99	19.71	19.96	59,674	+0.18(+0.93%)
Feb 26, 2013	19.70	19.78	19.56	19.78	63,258	-0.31(-1.56%)
Feb 22, 2013	19.98	20.09	19.93	20.09	22,920	+0.23(+1.18%)
Feb 21, 2013	20.00	20.03	19.83	19.86	155,370	-0.15(-0.75%)
Feb 20, 2013	20.24	20.24	20.00	20.01	34,597	-0.24(-1.21%)
Feb 19, 2013	20.25	20.28	20.18	20.25	75,687	+0.07(+0.34%)
Feb 15, 2013	20.21	20.26	20.13	20.18	42,178	-0.07(-0.34%)
Feb 14, 2013	20.21	20.29	20.18	20.25	45,681	+0.00(+0.00%)
Feb 13, 2013	20.39	20.39	20.20	20.25	75,410	-0.14(-0.67%)
Feb 12, 2013	20.31	20.40	20.23	20.39	56,684	+0.15(+0.75%)
Feb 11, 2013	20.15	20.26	20.15	20.24	51,611	+0.08(+0.42%)
Feb 08, 2013	20.12	20.15	20.07	20.15	29,673	+0.08(+0.42%)
Feb 07, 2013	20.09	20.11	19.94	20.07	43,144	-0.02(-0.08%)
Feb 06, 2013	19.92	20.08	19.92	20.08	23,735	+0.32(+1.62%)
Feb 04, 2013	19.92	19.92	19.76	19.76	57,249	-0.27(-1.33%)

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